Word Origin & History

c.1600, "dictatorial" (a sense now restricted to authoritarian), from Medieval Latin authoritativus (see authority). Meaning "possessing authority" is recorded from 1650s; that of "proceeding from proper authority" is from 1809. Related: Authoritatively; authoritativeness.

Example Sentences forauthoritative

"But you must understand this," Mary went on, with an authoritative note in her voice.

She had not experimented to an authoritative extent with the desert pickles.

He counted very much on me, but he was authoritative and persistent.

But, placid as she was, my mother was authoritative, and could not endure any kind of constraint.

"I will stay," said Artois, with a sudden return of his authoritative manner.

There is no authoritative account of the construction of the Baltimore monument.

Once more our resolute driver, with an authoritative 'All ready!'

The versions given are the definitive and authoritative ones.

There was a certain shiftless, sullen, yet authoritative air about him as he spoke.